<template>
    <div ref="domNode" tabIndex="0" class="sc-emoji-picker" @blur="onBlur">
        <div class="sc-emoji-picker--content">
            <div v-for="category in emojiData" :key="category.name" class="sc-emoji-picker--category">
                <div class="sc-emoji-picker--category-title">{{ category.name }}</div>
                <span
                  v-for="emoji in category.emojis"
                  :key="emoji"
                  class="sc-emoji-picker--emoji"
                  @click="emojiClicked(emoji)"
                >
          {{ emoji }}
        </span>
            </div>
        </div>
    </div>
</template>

<script>
import {EmojiConvertor} from "emoji-js"
import emojiData from '../utils/emojiData'

export default {
    props: {
        onBlur: {
            type: Function,
            required: true
        },
        onEmojiPicked: {
            type: Function,
            required: true
        }
    },
    data() {
        return {
            emojiData,
            emojiConvertor: new EmojiConvertor()
        }
    },
    mounted() {
        const elem = this.$refs.domNode
        elem.style.opacity = 0
        window.requestAnimationFrame(() => {
            elem.style.transition = 'opacity 350ms'
            elem.style.opacity = 1
        })
        this.$refs.domNode.focus()
        this.emojiConvertor.init_env()
    },
    methods: {
        emojiClicked(emoji) {
            this.onEmojiPicked(emoji)
            this.$refs.domNode.blur()
        }
    }
}
</script>

<style scoped>
.sc-emoji-picker {
    position: absolute;
    bottom: 200px;
    right: 0px;
    width: 100%;
    max-height: 200px;
    box-shadow: 0px 7px 40px 2px rgba(148, 149, 150, 0.3);
    background: white;
    border-radius: 10px;
    outline: none;
}

.sc-emoji-picker:after {
    content: '';
    width: 14px;
    height: 14px;
    background: white;
    position: absolute;
    bottom: -6px;
    left: 12px;
    transform: rotate(45deg);
    border-radius: 2px;
}

.sc-emoji-picker--content {
    padding: 10px;
    overflow: auto;
    width: 100%;
    max-height: 195px;
    margin-top: 7px;
    box-sizing: border-box;
}

.sc-emoji-picker--category {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}

.sc-emoji-picker--category-title {
    min-width: 100%;
    color: #b8c3ca;
    font-size: 13px;
    margin: 5px;
    letter-spacing: 1px;
}

.sc-emoji-picker--emoji {
    margin: 5px;
    width: 30px;
    line-height: 30px;
    text-align: center;
    cursor: pointer;
    vertical-align: middle;
    font-size: 28px;
    transition: transform 60ms ease-out;
}

.sc-emoji-picker--emoji:hover {
    transform: scale(1.4);
}
</style>